The unit has 25 built-in programs for flashing/Stobe/gradual and Audio (internal mic) for changing of your LEDs. There is also control over the brightness levels and speed of the LEDs. This unit or any other RGB control units are excellent choices for automotive LED lighting or any other 12-24v DC lighting application. Manual or RF Remote control and easy operation. Mini terminal screws for your R,G,B and Common annode (12v+) leads; spring clip connectors for your 12vDC to 24vDC input.